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corn earworm |
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corn earworm or cotton bollworm, destructive larva of a moth, Heliothis zea. Also known as tomato fruitworm, the larva attacks a variety of crops, boring into and feeding on the developing fruits—tomatoes, corn kernels, or cotton bolls. The adult moth is pale yellow. It is classified in the phylum Arthropoda Arthropoda (ärthrŏp`ədə) [Gr.,=jointed feet], largest and most diverse animal phylum. ..... Click the link for more information. , class Insecta, order Lepidoptera, family Noctuidae. corn earwormor cotton bollworm or tomato fruitwormMoth larva (Heliothis zea, family Noctuidae) that damages corn, tomato, cotton, and other seasonal crops. The smooth, fleshy, green or brown caterpillars feed on corn kernels near the tip of the ear and burrow into tomatoes and cotton bolls. Four or five generations of the pale brown adult moths, with wingspans of 1.3 in. (3.5 cm), are produced annually. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Gore is currently researching resistance management plans for lepidopteran pests on genetically engineered Bt cotton and the timing of cotton bollworm adults emerging from corn, soybean, grain sorghum and conventional cotton. Bollgard II cotton combats pests such as cotton bollworm, tobacco budworm, European corn borer, fall and beet armyworms, and cotton leaf perforators. Midwesterners call the insects corn earworms, but farmers elsewhere grumble about cotton bollworms and tomato fruitworms. |
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